tests: vp8dec: add test for caps renegotiation

Check that vp8dec can properly accept a new caps when upstream
changes it

https://bugzilla.gnome.org/show_bug.cgi?id=734266
This commit is contained in:
Thiago Santos 2014-09-02 00:54:35 -03:00
parent f22b91dad5
commit 0430ea87a3

View file

@ -59,6 +59,9 @@ setup_vp8dec (const gchar * src_caps_str)
vp8dec = gst_check_setup_element ("vp8dec");
fail_unless (vp8dec != NULL);
g_object_set (vp8enc, "name", "encoder", NULL);
g_object_set (vp8dec, "name", "decoder", NULL);
gst_bin_add_many (GST_BIN (bin), vp8enc, vp8dec, NULL);
fail_unless (gst_element_link_pads (vp8enc, "src", vp8dec, "sink"));
@ -116,6 +119,31 @@ cleanup_vp8dec (GstElement * bin)
gst_check_teardown_element (bin);
}
static void
_gst_vp8_test_check_output_caps (gint width, gint height, gint fps_n,
gint fps_d)
{
GstCaps *caps;
GstStructure *structure;
gint caps_w, caps_h, caps_fpsn, caps_fpsd;
caps = gst_pad_get_current_caps (sinkpad);
fail_unless (caps != NULL);
structure = gst_caps_get_structure (caps, 0);
fail_unless (gst_structure_get_int (structure, "width", &caps_w));
fail_unless (gst_structure_get_int (structure, "height", &caps_h));
fail_unless (gst_structure_get_fraction (structure, "framerate", &caps_fpsn,
&caps_fpsd));
fail_unless (width == caps_w);
fail_unless (height == caps_h);
fail_unless (fps_n == caps_fpsn);
fail_unless (fps_d == caps_fpsd);
gst_caps_unref (caps);
}
GST_START_TEST (test_decode_simple)
{
GstElement *bin;
@ -162,6 +190,65 @@ GST_START_TEST (test_decode_simple)
GST_END_TEST;
GST_START_TEST (test_decode_caps_change)
{
GstElement *bin;
GstBuffer *buffer;
GstSegment seg;
GstElement *encoder;
GstCaps *caps;
bin =
setup_vp8dec
("video/x-raw,format=(string)I420,width=(int)320,height=(int)240,framerate=(fraction)25/1");
gst_segment_init (&seg, GST_FORMAT_TIME);
fail_unless (gst_pad_push_event (srcpad, gst_event_new_segment (&seg)));
buffer = gst_buffer_new_and_alloc (320 * 240 + 2 * 160 * 120);
gst_buffer_memset (buffer, 0, 0, -1);
GST_BUFFER_TIMESTAMP (buffer) = gst_util_uint64_scale (0, GST_SECOND, 25);
GST_BUFFER_DURATION (buffer) = gst_util_uint64_scale (1, GST_SECOND, 25);
fail_unless (gst_pad_push (srcpad, buffer) == GST_FLOW_OK);
/* at this point, the output caps should be the same as the input */
_gst_vp8_test_check_output_caps (320, 240, 25, 1);
fail_unless_equals_int (g_list_length (buffers), 1);
g_list_free_full (buffers, (GDestroyNotify) gst_buffer_unref);
buffers = NULL;
/* now change the caps */
encoder = gst_bin_get_by_name (GST_BIN (bin), "encoder");
gst_element_set_state (encoder, GST_STATE_NULL);
gst_element_sync_state_with_parent (encoder);
gst_object_unref (encoder);
caps = gst_caps_from_string
("video/x-raw,format=(string)I420,width=(int)64,"
"height=(int)32,framerate=(fraction)30/1");
fail_unless (gst_pad_push_event (srcpad, gst_event_new_caps (caps)));
fail_unless (gst_pad_push_event (srcpad, gst_event_new_segment (&seg)));
buffer = gst_buffer_new_and_alloc (64 * 32 + 2 * 32 * 16);
gst_buffer_memset (buffer, 0, 0, -1);
gst_caps_unref (caps);
GST_BUFFER_TIMESTAMP (buffer) = gst_util_uint64_scale (0, GST_SECOND, 30);
GST_BUFFER_DURATION (buffer) = gst_util_uint64_scale (1, GST_SECOND, 30);
fail_unless (gst_pad_push (srcpad, buffer) == GST_FLOW_OK);
/* at this point, the output caps should be the same as the input */
_gst_vp8_test_check_output_caps (64, 32, 30, 1);
fail_unless_equals_int (g_list_length (buffers), 1);
g_list_free_full (buffers, (GDestroyNotify) gst_buffer_unref);
buffers = NULL;
cleanup_vp8dec (bin);
}
GST_END_TEST;
static Suite *
vp8dec_suite (void)
{
@ -171,6 +258,7 @@ vp8dec_suite (void)
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_decode_simple);
tcase_add_test (tc_chain, test_decode_caps_change);
return s;
}